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/* Prompt handling
Copyright (C) 1996 Maurizio Plaza
1996 Jakub Jelinek
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
#include "silo.h"
char cbuff[CMD_LENG];
char passwdbuff[CMD_LENG];
void cmdinit ()
{
cbuff[0] = 0;
passwdbuff[0] = 0;
}
void cmdedit (void (*tabfunc) (void), int password)
{
int x, c;
char *buff = password ? passwdbuff : cbuff;
for (x = 0; x < CMD_LENG - 1; x++) {
if (buff[x] == 0)
break;
else if (password)
prom_puts ("*", 1);
}
if (!password)
prom_puts (buff, x);
for (;;) {
c = prom_getchar ();
if (c == -1)
break;
if (c == '\n' || c == '\r') {
break;
}
if (c == '\t' && tabfunc)
(*tabfunc) ();
if (c == '\b' || c == 0x7F) {
if (x > 0) {
--x;
prom_puts ("\b \b", 3);
}
} else if ((c & 0xE0) != 0) {
if (x < CMD_LENG - 1) {
buff[x] = c;
buff[x + 1] = 0;
if (password)
prom_puts ("*", 1);
else
prom_puts (buff + x, 1);
x++;
}
}
}
buff[x] = 0;
}
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